Home / 25,915.26-38,818.22-25,620.02

Finding the Fourth Proportional to 25,915.26, 38,818.22 and 25,620.02

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Solution

The fourth proportional to 25,915.26, 38,818.22 and 25,620.02 is: 38,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,915.26 : 38,818.22 = 25,620.02 : x
  2. Step 2: Convert to fraction form
    25,915.26/38,818.22 = 25,620.02/x
  3. Step 3: Cross multiply
    25,915.26x = 38,818.22 × 25,620.02
  4. Step 4: Simplify right side
    25,915.26x = 994,523,250.57
  5. Step 5: Solve for x
    x = 994,523,250.57/25,915.26
  6. Step 6: Final answer
    x = 38,375.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.